20579664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2663}}^1$

素因数の和:2704

約数の個数: 80

約数和(自身を含む): 63424512

約数和(自身を除く): 42844848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 966, 1104, 1288, 1932, 2576, 2663, 3864, 5326, 7728, 7989, 10652, 15978, 18641, 21304, 31956, 37282, 42608, 55923, 61249, 63912, 74564, 111846, 122498, 127824, 149128, 183747, 223692, 244996, 298256, 367494, 428743, 447384, 489992, 734988, 857486, 894768, 979984, 1286229, 1469976, 1714972, 2572458, 2939952, 3429944, 5144916, 6859888, 10289832, 20579664]

約数ペア:

[(1, 20579664), (2, 10289832), (3, 6859888), (4, 5144916), (6, 3429944), (7, 2939952), (8, 2572458), (12, 1714972), (14, 1469976), (16, 1286229), (21, 979984), (23, 894768), (24, 857486), (28, 734988), (42, 489992), (46, 447384), (48, 428743), (56, 367494), (69, 298256), (84, 244996), (92, 223692), (112, 183747), (138, 149128), (161, 127824), (168, 122498), (184, 111846), (276, 74564), (322, 63912), (336, 61249), (368, 55923), (483, 42608), (552, 37282), (644, 31956), (966, 21304), (1104, 18641), (1288, 15978), (1932, 10652), (2576, 7989), (2663, 7728), (3864, 5326)]